<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>登录页面</title>
</head>
<body>
<!--  提交用户登录的表单请求  -->
<form action="login" method="post">
    用户名<input type="text" name="username"><br>
    密码<input type="text" name="password"><br>
    <input type="submit" value="登录">
</form>
</body>
</html>